<%--
  Created by IntelliJ IDEA.
  User: 15508
  Date: 2021/1/4
  Time: 00:43
  To change this template use File | Settings | File Templates.
--%>
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
    <title>Title</title>
    <%String contract_num = (String) request.getAttribute("contract_num");%>
    <form action="/updataState" method="post" id="updataState">
        <input type="hidden" name="contract_num" value="<%=contract_num%>">
    </form>
</head>
<body>
<script>
    function tijiao(){
        document.getElementById("updataState").submit();
    }
    window.onload = tijiao;
</script>
</body>
</html>
